Guest Stars Oscar Unsworth as Rhodri Howells Harry Unsworth as Rhodri Howells Mark Lewis Jones as Steve Baldini Demi Letherby as Alys Howells Hannah Daniel as Cerys Jones Lacey Jones as Megan Howells Aneirin Hughes as Tom Howells Eiry Thomas as DI Susan Williams Catherine Ayers as Lisa Connors Bradley Freegard as Evan Howells Suzanne Packer as Delyth Lloyd Alex Harries as Arthur Davis Rhian Morgan as Marion Howells Angeline Ball as Gael Reardon Matthew Gravelle as Terry Price Mali Harries as Bethan Price Richard Elfyn as DCI Huw Parry Steffan Rhodri as Judge Gwyn Daniels Glyn Pritchard as Dewi Glynn Lowri Palfrey as Erin Glynn Mair Rowlands as Carol Foster Shelley Rees as DS Morgan Elen Rhys as Sian Hughes
